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Difference between revisions of "Cullen prime 9"

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(double-check to n=100K)
(additional history per Beginnings webpage)
 
(One intermediate revision by the same user not shown)
Line 17: Line 17:
 
{{HistR|2023-04-28|Mark Rodenkirch|851725}} to {{Rn|500000|500000}}
 
{{HistR|2023-04-28|Mark Rodenkirch|851725}} to {{Rn|500000|500000}}
 
{{HistC|2023-04-23|2-100000|Mark Rodenkirch}}, double-check
 
{{HistC|2023-04-23|2-100000|Mark Rodenkirch}}, double-check
{{HistC|2010|8021-222431|Günter Löh}}
+
{{HistC|2010|98989-222431|Günter Löh}}
 
{{HistF|2002-01-28|117852|Günter Löh}}
 
{{HistF|2002-01-28|117852|Günter Löh}}
 +
{{HistC|2000-12|8021-98989|Günter Löh}}
 
{{HistF|2000-02-03|31330|Günter Löh}}
 
{{HistF|2000-02-03|31330|Günter Löh}}
 
{{HistF|2000-01-31|27608|Günter Löh}}
 
{{HistF|2000-01-31|27608|Günter Löh}}
 
{{HistF|2000-01-26|12382|Günter Löh}}
 
{{HistF|2000-01-26|12382|Günter Löh}}
{{HistC|2000|4895-8021|Wilfrid Keller}}
+
{{HistC|1999-12|1-8021|Wilfrid Keller}}, double-check {{Rn|1|4895}}
 
{{HistC|1989|1-4895|Harvey Dubner}}
 
{{HistC|1989|1-4895|Harvey Dubner}}

Latest revision as of 02:08, 10 April 2025

Current data

ASCII format : n*9^n+1
Base : 9
Count : 5
Max n : 500,000
Date : 2024-10-25
2[1], 12382[2], 27608[3], 31330[4], 117852[5]
Remarks :
The sequence A265013 in OEIS

Notes

History